/*
 *  NFCSigning - Open source library for signing/validation of NDEF messages
 *  Copyright (C) 2009-2010 The NFCSigning Team
 *
 *  This library is free software; you can redistribute it and/or
 *  modify it under the terms of the GNU Lesser General Public
 *  License as published by the Free Software Foundation; either
 *  version 2.1 of the License, or (at your option) any later version.
 *
 *  This library is distributed in the hope that it will be useful,
 *  but WITHOUT ANY WARRANTY; without even the implied warranty of
 *  MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
 *  Lesser General Public License for more details.
 *
 *  You should have received a copy of the GNU Lesser General Public
 *  License along with this library; if not, write to the Free Software
 *  Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA
 *
 */
package sampleappa;

import com.ericsson.nfc.signing.FetcherException;
import com.ericsson.nfc.signing.SignatureFetcher;
import com.ericsson.nfc.signing.record.URIRecord;
import java.io.ByteArrayOutputStream;
import java.io.IOException;
import java.io.InputStream;
import javax.microedition.io.Connector;

/**
 *
 * @author emarkki
 */
public class MySignatureWebFetcher implements SignatureFetcher {

    public byte[] fetchSignature(URIRecord uri) throws FetcherException {
        
        // TODO: Security: limit what types of URI:s that are allowed?
        
        InputStream in = null;
        try {
            in = Connector.openInputStream(uri.getURI());
            ByteArrayOutputStream out = new ByteArrayOutputStream();
            int ch;
            while ((ch = in.read()) != -1) {
                out.write(ch);
            }

            return out.toByteArray();
        } catch (IOException ex) {
            ex.printStackTrace();
            throw new FetcherException("IOException: " + ex.getMessage(), ex);
        } finally {
            try {
                in.close();
            } catch (IOException ex) {
                ex.printStackTrace();
            }
        }

    }
    
}
